Nevertheless, the quality and performance of the chinese electric skateboards are also much lower than what we want to build. Cheap battery packs usually are 10S2P. 1) Vedder's uses mosfets. Our goal is to build as much as we can by ourselves. We have more than 10cm of wiring between the switch to any board so that's probably not a problem. All individual components of our electric skateboard are discussed on this page. Christoph Bolsinger, Matthias Zorn, Kai Peter Birke, Electrical contact resistance measurements of clamped battery cell connectors for cylindrical 18650 battery cells https://doi.org/10.1016/j.est.2017.04.001, better data comparing most popular boards. It turns out chinese boards are incredibly cheap and there is no way we can compete in their price range. It was designed to fit a 10s3p battery pack. Regular price €99,00 Battery Display / Voltage Monitor. Most references are posted as links in the text. The battery is 9000mAh with a 45 a discharge constant and much higher peek. The transmitter (remote) is powered by a 18650 cell and also uses a NRF24. The difference between 10S2P and 10S3P is 50$ and 500g, 1.33x the range and it is surely safer for the batteries. 10S3P is also better for the battery health of the cells. There are plenty of chinese BMS that will do the job almost as good as an intelligent BMS. Example of UART communication with the VESC can be found here. I really wanted to DIY this but it would cost way too much in time and money. A 10S pack charges at 42V (104.2V) and has a nominal voltage of around 37V (103.7) for LiFePO4 18650 cells. Tungsten inert gas welding (TIG) welding can also be used for copper but that's no cheap welding machine. Batteries: 10s3p in stock; 10s4p Takes 4 weeks to Deliver; 10s5p Takes 4 weeks to Deliver (We have to customize the battery for you) Griptape: ONSRA Style (Same Style like in the pictures) Fabi Style (Coming soon) Plain Black (all black photos coming soon as well) In the Box: Fully Assembled ONSRA AT 160mm Airless All-Terrain Wheels ... but the battery and enclosure have been beast and @torqueboards has good prices, if you have space under your deck for a double stack battery … Battery pack 10S3P 6.0Ah (for Aeboard AE2) Regular price $200 Sale price $188 Sale View. My enclosure is for single motor Jet Spud, holds 10s3p battery, Focbox, BMS, wiring and other small stuff. An other possibility is simply 3D printing a perfect case for all of the electronics. 10S3P is also better for the battery health of the cells. If we wanted to spot weld nickel, we'd need to get a spot welder (see image above). Business days mean Monday to Friday, except holidays. 30:53. This battery is a 10s3p lithium-ion battery made from 30 premium Samsung 30Q cells with a built-in BMS (Battery Management System) that protects the battery pack and keeps it … Free Shipping On Orders Over £500Free Shipping for orders over £500 is available for orders worldwide, (some restrictions may apply). Unfortunately, a decent but used machine, able to weld 0.5mm sheets, is around 15K$. Copper with nickel busbars pictures are from this seller. They are both rated at 6.0AH and similar watthours after all. Even after extended compression, poron is supposed to keeps it's compression properties (available on McMaster).. Interesting thread on welding copper here. (Was considering other cells like 30T, 40T, or VTC5A in smaller cells to save on weight, but went for 30Q in the end because of $$.) The battery configuration is defined by how many cells we put in series and in parallel BATTERY PACK Sanyo GA 14.0AH (FOR AEBOARD AE2) Sold Out Sale View. FLIPSKY Dual FSESC 4.20. Costs around 50$. ⬇︎ Full List of Specs and Features Below ⬇︎ Introducing the MBoards 10s3p Complete Battery Solution. 36 volt lithium battery pack RYDBATT Li ion 18650 Battery Pack 10S3P 36V 10.4Ah for 36v Electric Bicycle Battery . Due to mixed results of trying to vacuum form my own enclosure using kydex sheet I decided to purchase this battery enclosure because in contrast it looks great, it’s made from solid ABS plastic and by a great stroke of luck it perfectly fit my battery, two FOCBOX motor controllers and all the wiring. Delivery times are estimates and commence from the date of shipping, rather than the date of order. If this happens you may return your order for a refund. The difference between the more recent versions is simply price and heat dissipation. Those are not cheap and stressing the cells is bad if we want them to last long. Read more. This is a security feature. If an order fulfillment is going to take longer than this timeframe in unforeseen circumstances, we will contact you via email with updates regarding your order. Often sold as "ignition box vibration mount". The 18650 battery pack 10s3p are developed using the latest technologies and innovations to promote long durability and enhance productivity at home and work. The receiver is powered with 5V from the ESC UART port. Battery Enclosure for flat 10s3p / 10s4p. Finally, if the project is abandoned, with a 10S pack, we can reuse the pack on my chinese board. The enclosure comes with the vibration & water-resistant foam padding, a heat sink and all the screws required to secure the enclosure. It's what most eskate motors and chargers use are built for. To prove how insane 1500W is, the following data was taken on my 750~1000W 400$ chinese board Also, the energy loss associated to more current is not much in our case. The advantage of this system is that we can use a fancy switch. 10 extra batteries= extra bulk = extra weight but didn’t result in extra range. Internal dimensions: Width: 52mm; Length: 41.5mm 6. We use a kit of 7 layers of maple, with some Titebond III. The difference between 10S2P and 10S3P is 50$ and 500g, 1.33x the range and it is surely safer for the batteries. 1 x 10s3p Samsung 30Q 36V Lithium battery 9000mah with charger, display, XT90, 60amp BMS and Eswitch (or 10s4p or 12s5p Upgrade) 1 x 2 Amp charger or fast Charger; 1 x ABS enclosure for electronics (external max sizes of 41x210x420mm or 530mm depending on battery option) This kit contain speed controller based upon the VESC® Open Source Project. We bought the motor but plan to maybe DIY a motor someday if we find proper sized stators and time. There are apps for the VESC on the android play store. The enclosure comes with the vibration & water-resistant foam padding, a heat sink and all the screws required to secure the enclosure. We will do our best to accommodate any order cancellation requests; however, depending on the volume of messages we have at the time of the request, there can be a gap period between the request and your order being shipped. So we parsed all of the current available cells in sizes 18500, 18650, 20700, 21700 and 26650 into a spreadsheet and sorted them by energy density and removed those priced higher than 2$ per Ampere hour. My friend Mihail Disanski and I are currently building a pair of electric skateboards from scratch. We decided to use the loop key. Many solutions are possible and we did not have many constraints except the 1500W requirement. This one is well known. ***please email us at info@esk8supply.shop with your order number and parts****. We simply bought the cheapest set online. Battery connectors an interesting component of the system. To protect the cells, the battery case should be water resistant. 2) The XT90-S loop key is a anti-spark XT90 type connector with a pre-charge resistor inside. The loop key is really like any key. Costs 60$. Here is a table with approximations of the ampacity of copper and nickel for different metal strip sizes. Other designs were considered for minimal volume but we think one row is the way to go. ; T Series Enclosures are ground mounted aluminum or steel chest enclosures, either white powder-coated or mill-finished, and feature hinged, pad-lockable lids. Such large connection resistance!". The job of a BMS is to make sure the series groups are kept at their tolerated voltages. ("Rated motor power: Dual motor each 250W but maximum motor power: each 375~500W" - Wowgo 2S). Electric Skateboard Battery Tutorial - Duration: 30:53. We clamp the batteries with poron foam. Also cools by redirecting air between the deck and the case. This last point is negligible because our battery case will have clearance between case and deck connection (explained later). Cell parameters are not always perfectly equal so they don't discharge and charge at the same rate. Next time you connect power to the indicator the proper percentage will be shown. It would be cool to see stats on the board on Casio calculator watch. Simply reusing software is the fastest option. We also aim for decent quality. You can see using Nickel isn't ideal. All products will be dispatched within 3 working days and deliveries will usually be around 5-7 days depending on the country. Description. With eskates, sparks happen when we connect the ESC to the batteries and the capacitors of the ESC charge. Please note Aeboard doesn't guarantee everyone will reach the advertised range as the range will be affected by a lot of factors such as terrain, wind resistance, battery level, rider weight, and weather, etc. The problem with copper is that we can't spot weld it properly with cheap spot welders. If there is any damage to the packaging on delivery, contact us immediately at info@esk8supply.shop.9. We bought a cheap ESC that is based on the VESC hardware version 4.12. No wasted Space which allows for More Board Flex Space and Ground Clearance. We use a NRF24L and NRF24L shield to properly convert the voltages because the Arduino Nano's 3V output is shitty. QuestionsIf you have any questions about the delivery and shipment or your order, please contact us at info@esk8supply.shop. Electric bicycles use higher voltage so we looked to use 12S, 14S or more but decided against it simply because the prices of the higher voltage components are significantly higher for higher voltages. Depending on the value of the order we reserve the right to choose a different shipping method then selected at check out if the original method does not offer a signature delivery. 324wh - Five layers of nickel strip. The prices are competitive. That's the main reason why chose to use copper. I didn't hold max power because I was carrying a laptop, arduino and GPS receivers with antenna! 2) Vibration dampening using screws with a rubber part to connect to the deck. Artsiom Naidzich 25,839 views. Skate Metric has better data comparing most popular boards. We don't want the pack to touch the ground. Once at the checkout screen, shipping charges will be displayed. It is not worth it with our specs to get the more recent VESC. Modern eskates use 10S LiFePO4 (10 x 18650 cells in series). General InformationAll orders are subject to product availability. We reserve the right to split ship any orders with Battery products to comply with Lithium-Ion shipment regulations. This battery pack is made of high quality samsung cells and includes everything needed for a performance E-board. All parts will have 180 days warranty, we will help you repair / replace according to your situation. Uses 5V USB to recharge the cells at a maximum rate of 1A. Usually, people use 18650 in their packs but Tesla says their Sanyo 21700 is the future (18650 means 18mm diameter by 65mm length). To communicate with the ESC and to read instant stats like speed and power, we can use a simple Bluetooth serial connector with a cellphone or a laptop. * The production environment conforms to international standards. The ESC software will need to be configured with the required settings to control the board from UART. Their customer support answered my question by email in less than 5 minutes! eldeho May 2, 2018, 4:22pm #3. The refund would be processed within 5 days of receiving the items. The wii nunchuck hack is cool and doesn't cost much. Buy a DIY Electric Skateboard Parts & Build The Most Powerful High Performance Electric Skateboard Kits 30+ mph. At the same time, the pack can't be too long or the battery case could curve and break. About products and suppliers: Explore Alibaba.com today for high performing 18650 battery pack 10s3p that come at unbeatable discounts. The ESC communicates with the remote using UART transmission. It's dielectric constant is 1.71 so it won't store much charge and resistivity is almost 0.7 teraohm-meter so it won't compete with the copper. Wait and cut to shape. To find out how much your order will cost, simply add the items you would like to purchase to your cart and proceed to the checkout page. About product and suppliers: battery enclosure can find their uses in several varied activities, in fact, in most day-to-day activities these days. DIYE Carbon Fiber Electric Skateboard Enclosure DIY Battery Electronics Customizable Longboard ESK8 Product Description & Features: CARBON FIBER PATTERN HARD THICK PLASTIC FITS MOST STANDARD. Regular price €15,00 2.1mm charge plug (female) Regular price €10,00 SPEED CONTROLLERS. This allows us to be creative during the design process and add innovating features to our board. We chose to use copper busbars without soldering or welding. Here is a plot with GPS speed value for a short acceleration to the maximum speed of around 31km/h. A TP4056 board charges the cell and protects the devices from overcurrent and undervoltage of the 18650. We solder a wire to loop the connector (Or any copper piece). The following parameters are all closely linked. This is a simple ABS injection molded enclosure, that will allow you to fit a 10s3p 18650 battery pack or our 12s2p 21700 pack. Both enclosures has enough space for 1x Eskating 10s3p battery pack and 2x esc Upgrade to the Fast Charger . 1500W should be sustainable for at least 3 seconds. Machining stators costs too much. Specs: Deck: Landyachtz Evo Falcon 36″ Enclosure: Eboosted Falcon enclosure Trucks/wheels: Haggy Kahua with Bergmeisters Drivetrain: Avio AT Gear Drive Motors: Flipsky 6354s 190kv VESC: Focbox Unity Battery: 10s4p 30Q battery pack. 0 to 30 in 3 seconds is ludicrous and we'll probably never need this speed or power. (mileage:43-50 km/26.7-31miles) The Above Data Was Measured By A 150 Pounds(70KG) Rider. (Explanation on the S and P notation). ... Enclosure. We are working on getting stock in the UK as well, please be patient!2. I would have really liked to design a BMS based on my final year project but it would cost way too much and honestly wouldn't be worth the time. This material is sandwiched between the case and the copper and we use it to cushion and apply pressure evenly to the copper and the cell terminals. All information on different materials and techniques can be found here. We will probably use a metal press to shape the case. The connectors could heat at the point of contact and cause a failure. Cancellations cannot be guaranteed before shipment. If it happens close to an electrical board, it could spark on the components and break them. The material dimensions and welding type are important design choices. Most hobby RC applications use 2.4Ghz remotes. The 10S3P battery pack specifications make it suitable for e-bikes, power tools, UAVs/drones, consumer electronics, and many other applications. Delivery times are to be used as a guide only and are subject to the acceptance and approval of your order. Ride1UP Electric Longboard: Electric Skateboard with Remote for Adults, 7.5AH 10S3P Samsung Battery, Custom Battery Case, 4-Speed Ergonomic Remote, Motorized Board for Carving 7.5AH 10S3P SAMSUNG BATTERY PACK: Powerful battery with a range of 18 miles … In our case we are using a 10s battery so we stop when the screen reads "10". Weight, volume, energy density and cost are all important and we chose the parameters that seemed to optimize the overall build. M Series Enclosures are pole-mounted enclosures featuring new battery storage capabilities and a hammered powder coat finish. The pre-charge resistor is 5.6 Ohm and it won't survive if the key is inserted partially for too long. If the NRF24 communication is unreliable, there are more powerful options like the NRF24L01+PA+LNA. It makes it easier to remove. LegalBy placing an order with Esk8supply, you have read and agree with the information stated above. Cheap spot welders cost around 200$ online. BMS is 60a and has a built-in switch. Fast shipping, get your order within 5 days. To protect the cells, the battery case should be water resistant. Good quality! Some packs use copper, which is much better because of the lower electrical resistivity of copper (almost five times lower than nickel). Connected to the battery - wires. The battery pack is the most costly component in the system. When you receive free service repair, you will have to ship the items back at your own expense, but the return shipping will be covered. The date of delivery may vary due to carrier shipping practices, delivery location, method of delivery, and the items ordered. High quality 18650 10S3P Electric Scooter Battery Pack / 7.8Ah 36V E Scooter Battery Pack from China, China's leading e scooter lithium battery product, with strict quality control e scooter lithium ion battery factories, producing high quality e scooter lithium ion battery products. We could use 433Mhz/915Mhz modules like the RFM69W/HW but they cost a bit more. This enclosure is a shorter version of the 12S. To put this into the context, AE1’s 10s3p Samsung 20R battery perform just the same as Ownboard W1S 10S2p Samsung 30Q. Start to top speed is under 2 seconds with a fully charged battery. We will use a modified version of this simple Arduino library, Someone also designed a 3D printer part to add some paracord. 36V 7.5AH, 270wh High Output Samsung Battery, 30 x 18650 25R Cells in a 10S3P arrangement. ; F Series Enclosures are cost-effective solutions for housing one to four batteries with supporting equipment. Inner dimensions: 40x14x3cmOutside dimensions: 44x18x3,5cm The enclosure has little bit of concave so it better fits your board :) Maximum fit: 10s3p battery + dual vesc (focbox, maytech dual VESC, ...) Not recommended on flexy decks! If you ordered an item and decide that you don't want it anymore, you can refund it within 1 month of receiving, at your own shipping cost, However, the parts need to be brand new, unused with their original seal. For a High-powered Setup Ultra-Compact Low-profile Enclosure. This is dangerous if we don't have proper surface contact to the cells. Both the trucks and wheels are from the Meepo Board store. We filtered out all of the cells that we considered obsolete considering their weight and current ratings. It includes opening for loop key, charging port, voltage screen and motor leads. Battery pack 10s3p. There are many possible arrangements for cells. Custom Sized Battery Enclosure Designed for Perfect Fit with Included 30 Cell Pack. The innovation here is that compared to regular eskates, the battery case on ours is not in direct contact with the board: 1) Almost doubles the surface area of the heat sink. Also, a $5 administration fee will be charged. Buy the best and latest 10s3p battery enclosure on banggood.com offer the quality 10s3p battery enclosure on sale with worldwide free shipping. At first we thought we could DIY a great eskate like the Boosted Board (1500$) for cheaper than a chinese board (500$). From this value and our initial research, 1500W was chosen as the power value for all components. Most eskate ESC are based on the open hardware project called VESC. Enclosures now come with through bolts instead of wood inserts. I will get better plots when our build is complete). Even if we stack them together. Bluetooth requires more energy but we would be able to control the ESC with a phone. Delivery TimeEstimated delivery time will be provided to you once your order is placed. Our usage of poron isn't for electromagnetic, With the previous parameters in mind, we started looking for lithium ion cells. Most people doing DIY packs use nickel strips that they solder or spot weld to the cells. The skate won't start if the key isn't connected. Many mosfets are used in parallel to handle all the power. We bought 2$ nunchucks to can gut them, reuse the joystick and add some buttons and holes to see the TP4056 LED states. We calculated a very rough power requirement of around 1100W to go from 0 to 30km/h in 3 seconds, for a 75Kg person. Kit orders may be marked as fulfilled even if a battery is still on its way.